<?php

namespace backend\models;

use Yii;
use yii\web\IdentityInterface;
use yii\behaviors\TimestampBehavior;
/**
 * This is the model class for table "{{%manager}}".
 *
 * @property integer $id
 * @property string $username
 * @property string $email
 * @property string $password
 * @property integer $created_at
 * @property integer $updated_at
 * @property integer $lastlogin
 * @property string $last_ip
 * @property string $access_token
 * @property string $auth_key
 */
class Manager extends \yii\db\ActiveRecord implements IdentityInterface
{
    const STATUS_DELETED = 0;
    const STATUS_ACTIVE = 10;

    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return '{{%manager}}';
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['username','password','access_token','auth_key'], 'required'],
            [['created_at', 'updated_at', 'lastlogin'], 'integer'],
            [['username'], 'string', 'max' => 50],
            [['email', 'last_ip'], 'string', 'max' => 20],
            [['password', 'access_token', 'auth_key'], 'string', 'max' => 150],
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'username' => Yii::t('app', '用户名'),
            'email' => Yii::t('app', 'Email'),
            'password' => Yii::t('app', '密码'),
            'created_at' => Yii::t('app', '添加时间'),
            'updated_at' => Yii::t('app', '修改时间'),
            'lastlogin' => Yii::t('app', '最后登陆时间'),
            'last_ip' => Yii::t('app', '登陆ip'),
            'access_token' => Yii::t('app', 'Access Token'),
            'auth_key' => Yii::t('app', 'Auth Key'),
        ];
    }

    public function behaviors()
    {
        return [
            TimestampBehavior::className(),
        ]; 
    }

    /**
     * @inheritdoc
     * @return ManagerQuery the active query used by this AR class.
     */
    public static function find()
    {
        return new ManagerQuery(get_called_class());
    }

    /**
     * @inheritdoc
     */
    public static function findIdentity($id)
    {
        return static::findOne(['id' => $id]);
    }

    /**
     * @inheritdoc
     */
    public static function findIdentityByAccessToken($token, $type = null)
    {
        throw new NotSupportedException('"findIdentityByAccessToken" is not implemented.');
    }

    /**
     * Finds user by username
     *
     * @param string $username
     * @return static|null
     */
    public static function findByUsername($username)
    {
        return static::findOne(['username' => $username]);
    }

    /**
     * Finds user by password reset token
     *
     * @param string $token password reset token
     * @return static|null
     */
    public static function findByPasswordResetToken($token)
    {
        if (!static::isPasswordResetTokenValid($token)) {
            return null;
        }

        return static::findOne([
            'access_token' => $token,
        ]);
    }

    /**
     * Finds out if password reset token is valid
     *
     * @param string $token password reset token
     * @return boolean
     */
    public static function isPasswordResetTokenValid($token)
    {
        if (empty($token)) {
            return false;
        }

        $timestamp = (int) substr($token, strrpos($token, '_') + 1);
        $expire = Yii::$app->params['user.passwordResetTokenExpire'];
        return $timestamp + $expire >= time();
    }

    /**
     * @inheritdoc
     */
    public function getId()
    {
        return $this->getPrimaryKey();
    }

    /**
     * @inheritdoc
     */
    public function getAuthKey()
    {
        return $this->auth_key;
    }

    /**
     * @inheritdoc
     */
    public function validateAuthKey($authKey)
    {
        return $this->getAuthKey() === $authKey;
    }

    /**
     * Validates password
     *
     * @param string $password password to validate
     * @return boolean if password provided is valid for current user
     */
    public function validatePassword($password)
    {
        return Yii::$app->security->validatePassword($password, $this->password);
    }

    /**
     * Generates password hash from password and sets it to the model
     *
     * @param string $password
     */
    public function setPassword($password)
    {
        $this->password = Yii::$app->security->generatePasswordHash($password);
    }

    /**
     * Generates "remember me" authentication key
     */
    public function generateAuthKey()
    {
        $this->auth_key = Yii::$app->security->generateRandomString();
    }

    /**
     * Generates new password reset token
     */
    public function generatePasswordResetToken()
    {
        $this->access_token = Yii::$app->security->generateRandomString() . '_' . time();
    }

    /**
     * Removes password reset token
     */
    public function removePasswordResetToken()
    {
        $this->access_token = null;
    }
}
